Tomcat logs frequent Cache.getResource warnings

Solution Verified - Updated -


  • We see frequently recurring warnings
WARNING [http-nio-] org.apache.catalina.webresources.Cache.getResource Unable to add the resource at [/filelocation] to the cache for web application [] because there was insufficient free space available after evicting expired cache entries - consider increasing the maximum size of the cache


  • JBoss Web Server 5.x
    • Tomcat 9.0.x

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